Flag semaphore (from the Ancient Greek σῆμα (sêma) 'sign' and -φέρω (-phero) '-bearer') is a semaphore system conveying information at a distance by means...

Semaphore Flag Signaling System (SFSS) is a humorous proposal to carry Internet Protocol (IP) traffic by semaphores. Semaphore Flag Signaling System was...

visual signal transmitted over distance. A semaphore can be performed with devices including: fire, lights, flags, sunlight, and moving arms. Semaphores can...

Railway signalling San Jose Semaphore Semaphore Flag Signaling System Signal lamp Telegraph Hill, for a list of telegraph hills Wigwag, a flag signaling system...

difference amounted to less than one minute. Semaphore Flag Signaling System Flag semaphore Heliograph Railway signalling German Digital Bibliotek: Reference book...

International maritime signal flags are various flags used to communicate with ships. The principal system of flags and associated codes is the International...

any fog-signaling apparatus Firing a gun or other explosive signal at intervals of about a minute Flying the international maritime signal flags NC Displaying...

applications. Maritime flag signalling has a long history, especially prior to the advent of radio, and remains the preferred means of signaling in many situations...

specifically to: Flag semaphore Semaphore telegraph, a system of long-distance communication based on towers with moving arms Railway semaphore signal for railway...

in a concurrent system such as a multitasking operating system. Semaphores are a type of synchronization primitive. A trivial semaphore is a plain variable...

Naval flag signalling covers various forms of flag signalling, such as semaphore or flaghoist, used by various navies; distinguished from maritime flag signalling...

International Code of Signals (whether by flaghoist, semaphore, signal lamp, or other means), which specifies a standard set of flags and codes. Naval vessels...

stunt. RFC 4824 – The Transmission of IP Datagrams over the Semaphore Flag Signaling System (SFSS), Informational. RFC 5241 – Naming Rights in IETF Protocols...

interim. Hyper Text Coffee Pot Control Protocol Pigeon post Semaphore Flag Signaling System Sneakernet B. Carpenter; R. Hinden (1 April 2011). Adaptation...

computer programming, flag can refer to one or more bits that are used to store a binary value or a Boolean variable for signaling special code conditions...

maritime environment, where semaphore is used). Many flags fall into groups of similar designs called flag families. The study of flags is known as "vexillology"...

safety of navigation and related matters. Signals can be sent by flaghoist, signal lamp ("blinker"), flag semaphore, radiotelegraphy, and radiotelephony....

historical form of flag signaling that passes messages by waving a single flag. It differs from flag semaphore in that it uses one flag rather than two,...

standard or system for railroad signaling in North America. Individual railroad corporations are free to devise their own signaling systems as long as...

communication. Visual techniques such as smoke signals, beacon fires, hydraulic telegraphs, ship flags and semaphore lines were the earliest forms of optical...

Naval flag signalling, covers various forms of flag signalling, such as semaphore or flaghoist Railway signal Traffic light (traffic signal) Signal (magazine)...

Railway signalling (BE), or railroad signaling (AE), is a system used to control the movement of railway traffic. Trains move on fixed rails, making them...

communications progressed to visual signals. For example, Naval ships would use flag signaling to communicate from ship to ship. These flags are a uniform set of easily...

bearing the message. Thus flag semaphore is a method of telegraphy, whereas pigeon post is not. Ancient signalling systems, although sometimes quite extensive...

of pole-and-arm optical telegraph, flag semaphore, heliograph, slat semaphore, and port-specific signals (like flag and ball weather warnings). The most...

Aircraft can acknowledge signals by rocking their wings or flashing their landing lights. Colt Acetylene Flash Lantern Flag semaphore Heliograph VS-17 Walter...

States Army Signal Corps Officer Candidate School Association Feb 1919 Popular Science article about a method to replace semaphore flags with a swinging...

had adapted this idea from his design of railway signaling systems and constructed by the railway signal engineers of Saxby & Farmer. The main reason for...

Student Society, a student group at Simon Fraser University Semaphore Flag Signaling System, a fictional internet standard for transmitting Internet Protocol...

the control systems in line with its removal, and little problem with leaving it in use. This signal is also a still a red semaphore signal. Ledbury Railway...